<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<script src="bundle.js" type="text/javascript" charset="utf-8"></script>
	</head>
	<body>
        <div id="div1">  
            <input class="active" type="button" value="1">  
            <input type="button" value="2">  
            <input type="button" value="3">  
            <input type="button" value="4">  
            <div style="display:block">11111</div>  
            <div>22222</div>  
            <div>33333</div>  
            <div>44444</div>   
        </div>  
</body>
</html>
